Using Intelligent Input Terminals
Oper
ations
a
nd Moni
tor
ing
4–10
Using Intelligent Input Terminals
Intelligent terminals [1], [2], [3], [4] and [5] are identical, programmable inputs for general use.
The input circuits can use the inverter’s internal (isolated) +24V field supply (P24) to power the
inputs. The input circuits connect internally to [PLC] as a common point. To use the internal
supply to power the inputs, use the jumper as shown. Remove the jumper to use an external
supply, or to interface to a PLC system (or other) that has solid state outputs. If you use an
external supply or PLC system, its power return must connect to the [PLC] terminal on the
inverter to complete the input circuit.
Input Wiring
Examples
The following four input configurations are available to interface the inverter inputs to switches
or the outputs of another system, such as a PLC.
5
3
1
4
2
Input circuits
+ –
24VDC
common
Jumpered for sinking inputs
(default for –xFE2 models)
Sinking inputs,
internal supply
L300P inverter
5
3
1
PLC
CM1
4
2
Input circuits
+ –
24VDC
common
L300P inverter
5
3
1
4
2
Input circuits
+ –
24VDC
common
External
power supply
L300P inverter
5
3
1
4
2
Input circuits
+ –
24VDC
common
L300P inverter
Sourcing inputs,
internal supply
Sinking inputs,
external supply
Sourcing inputs,
external supply
Jumpered for sourcing inputs
(default for –xFU2/–FR models)
External
power supply
P24
PLC
CM1
P24
PLC
CM1
P24
PLC
CM1
P24
+
–
+
–
Содержание L300P Series
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